Syllabus 20091006 Loredana
from os import system
import time
system('sox -c2 -r44100 -n -t wav - synth 0.2 pinknoise vol 1.0 fade l 0 0.2 0.19 > pink.wav')
system('sox -c2 -r44100 -n -t wav - synth 0.2 brownnoise vol 1.0 fade l 0 0.2 0.19 > brown.wav')
system('sox -c2 -r44100 -n -t wav - synth 0.2 noise vol 1.0 fade l 0 0.2 0.19 > white.wav')
system('sox pink.wav --rate 44100 --bits 16 --channels 2 --encoding signed-integer pink.raw')
system('sox brown.wav --rate 44100 --bits 16 --channels 2 --encoding signed-integer brown.raw')
system('sox white.wav --rate 44100 --bits 16 --channels 2 --encoding signed-integer white.raw')
n=3
for i in range(3):
for i in range(3):
system("cat pink.raw >> song.raw")
system("cat white.raw >> song.raw")
for i in range(n):
system("cat brown.raw >> song.raw")
system("cat brown.raw >> song.raw")
if n > 6:
for i in range(4):
system("cat white.raw >> song.raw")
time.sleep(1)
for i in range(4):
system("cat pink.raw >> song.raw")
system("cat white.raw >> song.raw")
time.sleep(1)
n=n+3
system("cat pink.raw >> song.raw")
system("cat pink.raw >> song.raw")
# print("goodbye")
system("sox --rate 44100 --bits 16 --channels 2 --encoding signed-integer song.raw song.wav")
system("rm song.raw")
system("play song.wav")